Calculate the quotient below and give your answer in scientific notation. 1.64 x 10° 2.0 x 102 ?

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = x^2 + 7x + 10